Question

2x square + 7x - 4 solve by completing the square​

Answer 1

Step-by-step explanation:

$2 {x}^{2} + 7x - 4$

$= 2 {x}^{2} + (8 - 1)x - 4$

$= 2 {x}^{2} + 8x - x - 4$

$= 2x(x + 4) - 1(x + 4)$

$= (x + 4)(2x - 1)$